satpy.enhancements.wrappers module

Context managers for enhancements.

satpy.enhancements.wrappers.exclude_alpha(func)

Exclude the alpha channel from the DataArray before further processing.

satpy.enhancements.wrappers.on_dask_array(func)

Pass the underlying dask array to func instead of the xarray.DataArray.

satpy.enhancements.wrappers.on_separate_bands(func)

Apply func one band of the DataArray at a time.

If this decorator is to be applied along with on_dask_array, this decorator has to be applied first, eg:

@on_separate_bands
@on_dask_array
def my_enhancement_function(data):
    ...

satpy.enhancements.wrappers.using_map_blocks(func)

Run the provided function using dask.array.map_blocks().

This means dask will call the provided function with a single chunk as a numpy array.